Light with a wavelength of 644 nm uniformly illuminates a single slit. What is the width of the slit if the first-order dark fringe is located at $\theta$ = 0.125°? A)9.42 × 10^-⁴ m B)7.60 × 10^-⁴ m C)4.71 × 10^-⁴ m D)3.80 × 10^-⁴ m E)2.95 × 10^-⁴ m

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The Answer of Light with a wavelength of 644 nm uniformly illuminates a single slit. What is the width of the slit if the first-order dark fringe is located at $\theta$ = 0.125°? A)9.42 × 10^-⁴ m B)7.60 × 10^-⁴ m C)4.71 × 10^-⁴ m D)3.80 × 10^-⁴ m E)2.95 × 10^-⁴ m

Light with a Wavelength of 644 Nm Uniformly Illuminates a Single